[INFO] cloning repository https://github.com/senrust/toy_compiler2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/senrust/toy_compiler2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenrust%2Ftoy_compiler2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenrust%2Ftoy_compiler2'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenrust%2Ftoy_compiler2: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/senrust/toy_compiler2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/senrust/toy_compiler2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenrust%2Ftoy_compiler2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenrust%2Ftoy_compiler2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3325a5d71a27e4498c21573ba00c038e2c470d5e [INFO] checking senrust/toy_compiler2 against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenrust%2Ftoy_compiler2" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/senrust/toy_compiler2 on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/senrust/toy_compiler2 [INFO] finished tweaking git repo https://github.com/senrust/toy_compiler2 [INFO] tweaked toml for git repo https://github.com/senrust/toy_compiler2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/senrust/toy_compiler2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87b82a5937356a23d61aca9b0086464e644eabffe99fb8b3eda22e343a4fedf6 [INFO] running `Command { std: "docker" "start" "-a" "87b82a5937356a23d61aca9b0086464e644eabffe99fb8b3eda22e343a4fedf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87b82a5937356a23d61aca9b0086464e644eabffe99fb8b3eda22e343a4fedf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87b82a5937356a23d61aca9b0086464e644eabffe99fb8b3eda22e343a4fedf6", kill_on_drop: false }` [INFO] [stdout] 87b82a5937356a23d61aca9b0086464e644eabffe99fb8b3eda22e343a4fedf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dba14bf7f01566622c45b7afe164f3536cc13e6d7043a11cd915b752da5eeddf [INFO] running `Command { std: "docker" "start" "-a" "dba14bf7f01566622c45b7afe164f3536cc13e6d7043a11cd915b752da5eeddf", kill_on_drop: false }` [INFO] [stderr] Checking compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/definition/functions.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 27 | if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `types::Type` does not implement `Deref`, so calling `deref` on `&types::Type` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 27 - if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] 27 + if *self_arg != *rhs_arg.deref() { [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `types::Type`, implement `Clone` for it [INFO] [stdout] --> src/definition/types.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 + #[derive(Clone)] [INFO] [stdout] 29 | pub struct Type { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/definition/functions.rs:27:49 [INFO] [stdout] | [INFO] [stdout] 27 | if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `types::Type` does not implement `Deref`, so calling `deref` on `&types::Type` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 27 - if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] 27 + if *self_arg.deref() != *rhs_arg { [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `types::Type`, implement `Clone` for it [INFO] [stdout] --> src/definition/types.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 + #[derive(Clone)] [INFO] [stdout] 29 | pub struct Type { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/definition/functions.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 27 | if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `types::Type` does not implement `Deref`, so calling `deref` on `&types::Type` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 27 - if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] 27 + if *self_arg != *rhs_arg.deref() { [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `types::Type`, implement `Clone` for it [INFO] [stdout] --> src/definition/types.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 + #[derive(Clone)] [INFO] [stdout] 29 | pub struct Type { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/token/parser.rs:363:9 [INFO] [stdout] | [INFO] [stdout] 363 | SOURCE_TXT.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/token/parser.rs:364:22 [INFO] [stdout] | [INFO] [stdout] 364 | source_txt = &mut SOURCE_TXT; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 364 | source_txt = &raw mut SOURCE_TXT; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/definition/functions.rs:27:49 [INFO] [stdout] | [INFO] [stdout] 27 | if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `types::Type` does not implement `Deref`, so calling `deref` on `&types::Type` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 27 - if *self_arg.deref() != *rhs_arg.deref() { [INFO] [stdout] 27 + if *self_arg.deref() != *rhs_arg { [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `types::Type`, implement `Clone` for it [INFO] [stdout] --> src/definition/types.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 + #[derive(Clone)] [INFO] [stdout] 29 | pub struct Type { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/token/parser.rs:363:9 [INFO] [stdout] | [INFO] [stdout] 363 | SOURCE_TXT.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/token/parser.rs:364:22 [INFO] [stdout] | [INFO] [stdout] 364 | source_txt = &mut SOURCE_TXT; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 364 | source_txt = &raw mut SOURCE_TXT; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetal7xXCQ/full.rmeta`: No space left on device (os error 28) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `compiler` (lib) due to 1 previous error; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dba14bf7f01566622c45b7afe164f3536cc13e6d7043a11cd915b752da5eeddf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dba14bf7f01566622c45b7afe164f3536cc13e6d7043a11cd915b752da5eeddf", kill_on_drop: false }` [INFO] [stdout] dba14bf7f01566622c45b7afe164f3536cc13e6d7043a11cd915b752da5eeddf